added special schedules for may
 - 5/21 (Wed): Regular Friday (5)
 - 5/22 (Thu): Assembly (48)
 - 5/23 (Fri): Regular Wednesday (3)
 - 5/29 (Thu): Alternate for long advisory (41)
 - 5/30 (Fri): Regular Monday (1)
improved options and title on mobile; added higher-res favicon